所有科技知识-科学时代

科学时代收录了3405121条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。

main connecting rod	main constituent; major constituent	main contact	main contactor	main content
main control	main control board	main control chain	main control circuit	main control console
main control console{=MCC}	main controller	main controller unit{=MCU}	Main Controller Unit{=MCU}	main control panel
main control panel{=MCP}	main control rod panel{=MCRP}	main control room	main control room supervisor	main control surface
main control switch{=MCS}	main control unit	main control valve	main convertor	main convoy
main coolant system	main cord	main counter	main course	main crab
main crank	main crop	main cross beam	Main Cross Beam	main cryogenic heat exchanger
main current	main current; main stream; mother-current	MAIN CURTAIN	main cycle	main cylinder
MAIN DABUS (MALAYSIA)	main data area	main data buses	main data field	main data file
main data package{=MDP}	main data path{=MDP}	main deck	main deck line	main delay line
main depot	main detonating line	main device	main device scheduler{=MDS}	main diagonal ; leading diagonal
main diagonal	MAIN DIAPHRAGM	main diesel engine	main diesel generator	main disc
main discharge valve	main dish	main display console{=MDC}	main distributing board	main distributing frame
main distributing frame{=MDF}	main distribution	main distribution board	main distribution frame	main distribution frame{=MDF}
main distribution frame {=MDF}	Main Distribution Frame{=MDF}	main division	Maindomde	main door
main dough	main draft	main drain	main drain pipe	main drill boom
main drive	main drive-chain guard	main drive gear	main drive piston	main driver shaft
Main Driver Shaft	main drive shaft	main driving axle	main driving wheel	main droite {Fr.}
main droit {Fr.} {= m.d.}	main earthing conductor	main earth station	Maine, Basil	main effect
Main effect	main effects	main effort	Maine Hanari, Cerro	main ejector
Main, electric	main electrical connection scheme	main electrical equipment layout	main electrical power system{=MEPS}	main electric power source
main electric power source （main source of electrical power）	main electrode	main electrode (of a discharge lamp)	main electrodes	main electromagnetic coil
main electronics compartment access door	main element	main endings	main engine	main engine bed
main engine bed （main engine foundation）	main-engine control{=MEC}	main-engine control (MEC)	main-engine cutoff{=Meco}	main-engine cutoff (Meco)
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